Characterization of SnO2-based 68Ge/68Ga generators and 68Ga-DOTATATE preparations: radionuclide purity, radiochemical yield and long-term constancy

EJNMMI Research

Table 1 Nuclear data for ⁶⁸ Ga and ⁶⁸ Ge

Nuclide	Half-life	Gamma rays and abundance	Charged particles, particle type and abundance
Ga-68	67.629 min	805.75 keV (0.084), 1,077.35 keV (3.0), 1,260.97 keV (0.083), 1,883.09 keV (0.138)	821.7 keV, β⁺ (1.2); 1,899.1 keV, β⁺ (87.7); electron capture (11.1)
Ge-68	270.8 days	No gamma rays, determination via decay to Ga-68	Electron capture (100)

The abundance values are enclosed in parentheses. Asterisk denotes an endpoint energy.